Question
In a school, 30 boys scored an average of 76 marks while
40 girls scored an average of 88 marks. What is the average marks of all students together? (Round off your answer to the nearest integer)Solution
ATQ,
Required average = (30 × 76 + 40 × 88) ÷ (30 + 40) = (2,280 + 3,520) ÷ 70 = (5,800 ÷ 70) ~ 83
Find the missing number.
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...Choose the correct alternative that will complete the given number series. 2, 9, 28, 65, ?, 217
In the following question, select the missing number from the given alternatives.
45, 15, 60, 75, 135, ?
Study the given pattern carefully and select the number that can replace the question mark [?] in it.
Study the given pattern carefully and select the number that can replace the question mark [?] in it.
First row: 6, 5, 191
Second row: 9, ...
Select the number that can replace the question mark (?) in the following series.Â
Select the number from the given option that can replace the question mark (?) in the following series:
32, 16, 24, 60, ?, 945
Find the missing term :
...
Select the missing number from the given responses.

Find the missing term in the given series:
4      3.5      ?           22.875               ...